char* ch_pwName;
char*chPrefix;
char str[21];
char str2[21]="KO1";

#define OldPrefixPicture "NewPdl0.Pdl"
//#define NewPrefixPicture "ZDA.PDL"

//èìÿ ðîäèòåëüñêîãî îêíà
ch_pwName=GetParentPictureWindow(lpszPictureName);

// ïîëó÷àåì åãî ïðåôèêñ

strcpy(str,GetPropChar(OldPrefixPicture,ch_pwName,"TagPrefix"));

// ñêëåèâàåì çíà÷åíèÿ
strcat(str,str2);
// óñòàíîâêà áèòà âèäèìîñòè   
SetPropBOOL(OldPrefixPicture ,str,"Visible",1);   //Return-Type: BOOL


// ïðîñòî â òåêñòå âèäèì ïðåôèêñ

//SetPropChar(OldPrefixPicture ,"Static Text17","Text",ch_pwName);

//SetPropChar(OldPrefixPicture ,"Static Text18","Text",str);

//SetPropChar(NewPrefixPicture,"Static Text4","Text",chPrefix);